Tetrahydrofuran(THF)
CAS RN.:109-99-9
Molecular formula:
C4H8 O
Produced from 1,4-butanediol by patent method developped by SINOPEC Fushuan Petrochemical Engineering Research Institute. Current annual production capacity: 1,400 tonnes.
Properties: clear colorless liquid. Ether-like odor. Density 0.8892, n D 1.405, bp 66?, solidifying point -108.56?. Miscible with water and most organic solvents. Flammable. May cause peroxide explosion in air.
Specification:
| Purity |
Water |
Color (ALPHA) |
Peroxides |
| 99.9% min |
0.03% max |
10 max |
2ppm max |
Use: Solvent for high polymers, especially polyvinyl chloride. As reaction medium for Grignard and metal hydride reactions. In the synthesis of butyrolactone, succinic acid, 1,4-butanediol diacetate. Solvent in histological techniques.
Packaging: iron barrel, net weight 180kg.
Storage: THF shall be kept well closed in a cool, dry and ventilated place. Avoid flame, heat and static. Keep away from oxidant and strong acid. Flammable labeling is required.
